[add] role:gitea-and-nginx

roles/gitea-and-nginx/defaults/main.json

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+{
+	"var_gitea_and_nginx_domain": "gitea.example.org",
+	"var_gitea_and_nginx_tls_mode": "enable"
+}

roles/gitea-and-nginx/info.md

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+## Verweise
+
+- [Gitea-Dokumentation](https://docs.gitea.com/next/administration/reverse-proxies#nginx)

roles/gitea-and-nginx/tasks/main.json

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+[
+	{
+		"name": "deactivate default site",
+		"become": true,
+		"ansible.builtin.file": {
+			"state": "absent",
+			"dest": "/etc/nginx/sites-enabled/default"
+		}
+	},
+	{
+		"name": "emplace configuration | data",
+		"become": true,
+		"ansible.builtin.template": {
+			"src": "conf.j2",
+			"dest": "/etc/nginx/sites-available/{{var_gitea_and_nginx_domain}}"
+		}
+	},
+	{
+		"name": "emplace configuration | link",
+		"become": true,
+		"ansible.builtin.file": {
+			"state": "link",
+			"src": "/etc/nginx/sites-available/{{var_gitea_and_nginx_domain}}",
+			"dest": "/etc/nginx/sites-enabled/{{var_gitea_and_nginx_domain}}"
+		}
+	},
+	{
+		"name": "restart nginx",
+		"become": true,
+		"ansible.builtin.systemd_service": {
+			"state": "restarted",
+			"name": "nginx"
+		}
+	}
+]

roles/gitea-and-nginx/templates/conf.j2

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+{% macro gitea_common %}
+	location / {
+		proxy_pass http://localhost:3456;
+		client_max_body_size 20M;
+	}
+{% endmacro %}
+
+server {
+	listen 80;
+	listen [::]:80;
+	
+	server_name {{var_gitea_and_nginx_domain}};
+	
+{% if var_gitea_and_nginx_tls_mode == 'force' %}
+	return 301 https://$http_host$request_uri;
+{% else %}
+	{{ gitea_common() }}
+{% endif %}
+}
+
+{% if var_gitea_and_nginx_tls_mode != 'disable' %}
+server {
+	listen 443 ssl;
+	listen [::]:443 ssl;
+	
+	server_name {{var_gitea_and_nginx_domain}};
+	
+	ssl_certificate_key /etc/ssl/private/{{var_gitea_and_nginx_domain}}.pem;
+	ssl_certificate /etc/ssl/fullchains/{{var_gitea_and_nginx_domain}}.pem;
+	include /etc/nginx/ssl-hardening.conf;
+	
+	{{ gitea_common() }}
+}
+{% endif %}

roles/gitea-and-nginx/vardef.json

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+{
+	"domain": {
+		"mandatory": false,
+		"type": "string"
+	},
+	"tls_mode": {
+		"mandatory": false,
+		"type": "string",
+		"options": [
+			"disable",
+			"enable",
+			"force"
+		]
+	}
+}